diff options
Diffstat (limited to 'ports/sysdeps/tile/tilegx/string-endian.h')
-rw-r--r-- | ports/sysdeps/tile/tilegx/string-endian.h | 47 |
1 files changed, 0 insertions, 47 deletions
diff --git a/ports/sysdeps/tile/tilegx/string-endian.h b/ports/sysdeps/tile/tilegx/string-endian.h deleted file mode 100644 index 0c4d51766d..0000000000 --- a/ports/sysdeps/tile/tilegx/string-endian.h +++ /dev/null @@ -1,47 +0,0 @@ -/* Copyright (C) 2011-2014 Free Software Foundation, Inc. - This file is part of the GNU C Library. - Contributed by Chris Metcalf <cmetcalf@tilera.com>, 2011. - - The GNU C Library is free software; you can redistribute it and/or - modify it under the terms of the GNU Lesser General Public - License as published by the Free Software Foundation; either - version 2.1 of the License, or (at your option) any later version. - - The GNU C Library is distributed in the hope that it will be useful, - but WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - Lesser General Public License for more details. - - You should have received a copy of the GNU Lesser General Public - License along with the GNU C Library. If not, see - <http://www.gnu.org/licenses/>. */ - -/* Provide a mask based on the pointer alignment that - sets up non-zero bytes before the beginning of the string. - The MASK expression works because shift counts are taken mod 64. - Also, specify how to count "first" and "last" bits - when the bits have been read as a word. */ - -#include <stdint.h> - -#ifndef __BIG_ENDIAN__ -#define MASK(x) (__insn_shl(1ULL, (x << 3)) - 1) -#define NULMASK(x) ((2ULL << x) - 1) -#define CFZ(x) __insn_ctz(x) -#define REVCZ(x) __insn_clz(x) -#else -#define MASK(x) (__insn_shl(-2LL, ((-x << 3) - 1))) -#define NULMASK(x) (-2LL << (63 - x)) -#define CFZ(x) __insn_clz(x) -#define REVCZ(x) __insn_ctz(x) -#endif - -/* Create eight copies of the byte in a uint64_t. */ -static inline uint64_t copy_byte(uint8_t byte) -{ - uint64_t word = byte; - word = __insn_bfins(word, word, 8, 15); - word = __insn_bfins(word, word, 16, 31); - word = __insn_bfins(word, word, 32, 63); - return word; -} |